/* =============================================================
   global.css
   Resets, base typography, body, shared utility classes.
   ============================================================= */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--color-text-primary);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input {
  font: inherit;
}

h1, h2, h3, h4 {
  font-family: var(--font-headline);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--color-text-primary);
}

/* Shared container */
.container {
  width: 100%;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 var(--container-pad-x);
}

/* Shared eyebrow text */
.eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  display: inline-block;
  margin-bottom: 24px;
}

.eyebrow--accent {
  color: var(--color-accent);
}

/* Shared section spacing */
.section {
  padding: var(--section-padding-y) 0;
}

/* Shared button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 28px;
  min-height: 52px;
  border-radius: var(--radius-button);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.02em;
  transition: background var(--transition-base), color var(--transition-base), transform var(--transition-base);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-accent-hover);
}

.btn--light {
  background: #fff;
  color: var(--color-text-primary);
}

.btn--light:hover {
  background: var(--color-bg-alt);
}

/* Scroll fade-in (Intersection Observer toggles .is-visible) */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile breakpoint */
@media (max-width: 768px) {
  body {
    font-size: 16px;
  }

  .section {
    padding: var(--section-padding-y-mobile) 0;
  }

  .container {
    padding: 0 var(--container-pad-x-mobile);
  }
}